TY - RPRT TI - U.S. Geological Survey state water-data reports water year 1987-: hydrologic records of the United States AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1989 DO - 10.3133/748 UR - https://pubs.usgs.gov/publication/748 ID - 748 ER -